{"slug":"api-magentlab-com-api-calc-mars-06ee5d","title":"Jawhar 2019 mutation-adjusted risk score (MARS) for advanced systemic mastocytos","host":"api.magentlab.com","method":"POST","resource":"https://api.magentlab.com/api/calc/mars","category":"other","description":"Jawhar 2019 mutation-adjusted risk score (MARS) for advanced systemic mastocytosis: age >60 (1), hemoglobin <10 g/dL (1), platelets <100×10^9/L (1), exactly one S/A/R mutation among SRSF2, ASXL1, RUNX1 (1) or two or more (2, not both). Max 5. Low 0–1 (training-set median OS not reached), intermediat","price_listed":0.005,"price_asked":0.005,"state":"answering","state_label":"Answering","checks_7d":1,"answered_7d":1,"latency_ms_median":240,"reported_calls_30d":0,"reported_payers_30d":0,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"body":{"items":[{"age":50,"hemoglobin_g_dl":12,"hemoglobin_g_l":120,"platelets_10e9_l":200,"sar_mutation_count":0},{"age":50,"hemoglobin_g_dl":12,"hemoglobin_g_l":120,"platelets_10e9_l":200,"sar_mutation_count":0}]},"method":"POST","type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"body":{"additionalProperties":false,"properties":{"items":{"items":{"properties":{"age":{"description":"Age in years (integer 18-120). >60 scores 1 (Jawhar 2019). Age 61 scores; age 60 is the ≤60 arm and scores 0.","type":"integer"},"hemoglobin_g_dl":{"description":"Hemoglobin in g/dL (3-22). Provide this or hemoglobin_g_l, not both. <10 g/dL (<100 g/L) scores 1 (Jawhar 2019). 10.0 is the ≥10 arm and scores 0. magent does not assay hemoglobin.","type":"number"},"hemoglobin_g_l":{"description":"Hemoglobin in g/L (30-220). Converted as hemoglobin_g_dl = hemoglobin_g_l / 10. Provide this or hemoglobin_g_dl, not both. <100 g/L scores 1. 100 is the ≥100 arm and scores 0.","type":"number"},"platelets_10e9_l":{"description":"Platelet count in 10^9/L (1-2000). <100 scores 1 (Jawhar 2019). 100.0 is the ≥100 arm and scores 0. magent does not assay platelets.","type":"number"},"sar_mutation_count":{"description":"Caller-assigned count of S/A/R mutations among SRSF2, ASXL1, and RUNX1 (integer 0, 1, or 2; 2 means two or more). Exactly one scores 1. Two or more scores 2 (not 1 plus 2). Count 0 scores 0. magent does not sequence.","type":"integer"}},"required":["age","platelets_10e9_l","sar_mutation_count"],"type":"object"},"maxItems":25,"minItems":1,"type":"array"}},"required":["items"],"type":"object"},"headers":{"additionalProperties":{"type":"string"},"type":"object"},"method":{"const":"POST","type":"string"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"},"output":{"properties":{"example":{"type":"object"},"type":{"type":"string"}},"required":["type"],"type":"object"}},"required":["input"],"type":"object"},"history":[{"day":"2026-09-28","reachable":true,"status":402,"valid_402":true,"asked_usdc":0.005,"price_match":true,"latency_ms":240,"error":null}],"description_full":"Jawhar 2019 mutation-adjusted risk score (MARS) for advanced systemic mastocytosis: age >60 (1), hemoglobin <10 g/dL (1), platelets <100×10^9/L (1), exactly one S/A/R mutation among SRSF2, ASXL1, RUNX1 (1) or two or more (2, not both). Max 5. Low 0–1 (training-set median OS not reached), intermediate 2 (3.9 y), high 3–5 (1.9 y). Not WHO SM criteria. magent does not sequence or assay labs.","last_updated":"2026-09-28T15:11:12.492Z","schemes":["exact"]}